说明文档更新
wxPub Channel Utils(Unfinished)
ChannelUpdate(bfb,bfb_wap,wx_pub)
Server Support
Credentials Updates
Pingpp-go 2.0.0 Update

pingplusplus to pingxx
Merge pull request #1 from PingPlusPlus/wxPub

Pingpp-go 2.0.0